From 1ec6a2cfe6c514eae58e1918573ff893814e8a8b Mon Sep 17 00:00:00 2001
From: Johnny Lee-Othon <jleeothon@icloud.com>
Date: Fri, 2 Feb 2018 20:00:11 +0100
Subject: [PATCH 1/2] Add is_version? to String

---
 lib/semantic/core_ext.rb |  4 ++++
 spec/core_ext_spec.rb    | 16 ++++++++++++++++
 2 files changed, 20 insertions(+)

diff --git a/lib/semantic/core_ext.rb b/lib/semantic/core_ext.rb
index deca955..f83056b 100644
--- a/lib/semantic/core_ext.rb
+++ b/lib/semantic/core_ext.rb
@@ -2,4 +2,8 @@ class String
   def to_version
     Semantic::Version.new self
   end
+
+  def is_version?
+    (match Semantic::Version::SemVerRegexp) ? true : false
+  end
 end
diff --git a/spec/core_ext_spec.rb b/spec/core_ext_spec.rb
index f7ad456..c53fbbc 100644
--- a/spec/core_ext_spec.rb
+++ b/spec/core_ext_spec.rb
@@ -43,5 +43,21 @@
         )
       end
     end
+
+    it 'extends String with a #is_version? method' do
+      expect('').to respond_to(:is_version?)
+    end
+
+    it 'detects valid semantic version strings' do
+      @test_versions.each do |v|
+        expect(v.is_version?).to be true
+      end
+    end
+
+    it 'detects invalid semantic version strings' do
+      @bad_versions.each do |v|
+        expect(v.is_version?).to be false
+      end
+    end
   end
 end

From ec561f0147594e06f703249a7c1c3e8ac100d4d5 Mon Sep 17 00:00:00 2001
From: Johnny Lee-Othon <jleeothon@icloud.com>
Date: Fri, 2 Feb 2018 20:03:17 +0100
Subject: [PATCH 2/2] Added more rvm versions to .travis.yml

---
 .travis.yml | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/.travis.yml b/.travis.yml
index 5d7012d..6a3b60d 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -1,5 +1,8 @@
+sudo: false
 language: ruby
 rvm:
   - 2.1.10
   - 2.2.5
   - 2.3.1
+  - 2.4.3
+  - 2.5.0